Search results

1. A brief outline of the biology of the Antarctic silverfish, Pleuragramma antarcticum Boulenger, 1902 (Nototheniidae) from the Antarctic Indian Ocean

   of age. The potential absolute and relative fertility of this species is one of the highest for high ... of age. The potential absolute and relative fertility of this species is one of the highest for high ... three relatively isolated groups. Fish aged from 0+ to 3+ years live in the epi- mesopelagic zone where ... there are macro aggregations of plankton, while fish aged from 3+ to 12+ years form near-bottom, pelagic schools ...

   Meeting Document : WG-FSA-92/11 Rev. 1 : Author(s): V.V. Gerasimchuk (Ukraine)

2. Rajid by-catch in the longline fishery for toothfish in Subarea 48.3

   Rocks and South Georgia, achieved average catch rates of over 1 ray/thousand hooks, and 20-30 rays ... and South Georgia, achieved average catch rates of over 1 ray/thousand hooks, and 20-30 rays/ thousand ... / thousand toothfish. Catch rates were lowest to the south and east of South Georgia. The two species most ... -69cm for males and 80-84cm for females, for B. murrayi was 65-69cm and 70-74cm for males and females ...

   Meeting Document : WG-FSA-99/40 : Author(s): D.J. Agnew, J. Taylor and I. Everson (United Kingdom)

3. Is current management of the Antarctic krill fishery in the Atlantic sector of the Southern Ocean precautionary?

   estimated subarea biomass in up to 20% of years due to high variability in krill biomass indices. The actual ... in up to 20% of years due to high variability in krill biomass indices. The actual exploitation rate ... in 1991, is 0.62 million tonnes year –1, equivalent to ~1% of the regional biomass estimated in 2000. Each ... subarea has also had its own catch limit, between 0.093 and 0.279 million tonnes year –1, since 2009 ... % of the reference level) and one of the ‘acceptable limits’ on risk (10% probability of falling below 20 ... of individuals aged more than about 1 year) in the upper 500 m of the water column. Krill are also found ... is caught in one subarea. In these scenarios, the indic- ative exploitation rate for Subarea 48.1 exceeds ... and the associated subarea catch limits are generally precautionary with aver- age exploitation rates ...

   Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 31–51 : Author(s): Hill, S.L., A. Atkinson, C. Darby, S. Fielding, B.A. Krafft, O.R. Godø, G. Skaret, P.N. Trathan and J.L. Watkins

4. Estimating krill recruitment and its variability

   rate for 1+ krill (the ratio of the number of krill aged one year to the number of krill aged one year ... a mean recruitment rate for 1+ krill (the ratio of the number of krill aged one year to the number ... of krill aged one year and above) of 0.339 with a standard deviation (SD) of 0.100. The corresponding ... for 2+ krill (the ratio of the number of two-year-old krill to the number aged two and above) from nine surveys ... , with R(t) estimated for both putative one-year-old and two-year-old age classes. Five putative age classes ... the surveys with R(t) estimated for both putative one- and two-year-old age classes. above data, and four ... of krill aged one year to the number of krill aged one year and above) of 0.339 with a standard deviation ... surveys, with a youngest putative age of one year. Top - Nella Dun during SIBEX 11, bottom - Aurora ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 55–69 : Author(s): de la Mare, W.K

5. Seabird interactions with longlining operations for Dissostichus eleginoides at the South Sandwich Islands and South Georgia

   mortality was seen and only one bird was caught on a hook; nevertheless many species in these aggregations ... during day hauling operations. No incidental mortality was seen and only one bird was caught on a hook ... configurations of streamer lines might be easier to accommodate, e.g. two lines, one to port and the other ... . No incidental mortality was seen and only one bird was caught on a hook; nevertheless many species ... ~ Y ~ ~ B ~ C T H M K ~ H ~ e p ~ o 6 p o s o r o aJlb6a~poca. C n y ~ a e ~ n o 6 o ~ ~ o f i CMepTHOCTll s a ~ e v e ~ o He 6h1no - nurub onHa nmua ... Interactions with Longlining regulates this fishery, notes and welcomes the invitation from Chile for one ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 143–153 : Author(s): Ashford, J.R., J.P. Croxall, P.S. Rubilar and C.A. Moreno

6. Development of the Southern Ocean Continuous Plankton Recorder survey

   the 1925–1927 Discovery Expedition, and has been used successfully for 70 years to monitor plankton ... in the North Sea and North Atlantic Ocean. Sixty-five years later the CPR as a Type II version returned ... south on 110°E in early December and north on 150°E in mid-March each year, and will serve ... the Australian data. Since 1991, over 90 tows have been made, providing over 36,000 nautical miles of records ...

   Meeting Document : WS-BSO-07/P4 : Author(s): Hosie, G., M. Fukuchi and S. Kawaguchi

7. On the power to detect changes using the standard methods for monitoring parameters of predatory species

   in the individual proportions of pairs raising zero, one or two chicks might be detectable using sample sizes much ... years' data are available is the "mean-squared-error" (MSE) term from a one-way analysis of variance ... are measured. In general, the sample of birds monitored one year is not the same as the sample monitored ... to the study, the mean number of chicks raised to creche age per pair was 1.26, with a standard deviation ... Paper Title:  On the power to detect changes using the standard methods for monitoring parameters ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 377–397 : Author(s): Boveng, P. and J.L. Bengtson

8. Conservation Measure Conservation Measure 91-02 (2004)

   -breeding adults were seen. Over the past 30 years, the colony has continued to increase in size (Aguayo ... site management plan, which is recorded in Annex 91-02/A. 4. In accordance with Article ... side of the base of the cape has two beaches with a total length of about 600 m. The first ... is a boulder beach, the second of sand. Above this is a raised beach with mosses and lichens, crossed ...

   Conservation Measure : 91-02 (2004)

9. Information Note for WG-SAM-17, WS-SISO-17 and WG-EMM-17

   for one with the ‘Radio Taxi’ logo on top or side of the car. The drop rate (as of May 2017) is ARS 23.20 ... of the city, one of which is Retiro Terminal (the city’s main bus station, a 15 minute walk to Palacio San ... Aires map. Taxis are easily spotted around the city. To hail one, just look for a black and yellow taxi ... , also a 10 minute walk away. In other neighbourhoods, you can expect shopping to be quite good. Palermo ...

   Page : Site Section: Meetings

10. Fishing intensity of the Soviet fleet in krill fisheries in the southern Atlantic (Subareas 48.2 and 48.3)

    and the type of product re- quired. Most tows lasted from one to several hours depending on the distribution ... operation areas amounted to 100 ÷ 200 g/m2 (or 390 ÷ 780 tonnes/mile2). Except for one month when the fi ... intensity. During the two most recent decades, such years occurred in the 1987 to 1991 commercial fi shing ... of the 20-year fi shing history, the precautionary catch limit had never been approached. Furthermore ... commercial fleet on the krill population in different months during the 1987 to 1990 fishing seasons within ... % of the total catch. The calculations were based on haul-by-haul data from the Soviet fleet, using a ... on the krill population – on biomass and the density of krill aggregated in the fishing grounds – was ... fishing intensity, the Soviet fishing fleet had no impact on the krill stock or, consequently, on krill ...

    Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 15–35 : Author(s): Kasatkina, S.M. and V.F. Ivanova

Pages